Treat Your Boat! Flash Sale $10 off $200, $40 off $500, or $75 off $1,000, Ends 11-2
MERCURY/QUICKSILVER  |  SKU: 710-84-865456A01 MPN: 84-865456A01
Sale

OEM MerCruiser 865456A01 4.3 MPI Engine Wiring Harness – Quicksilver

Sale price $1,260.91 Regular price $1,371.49
Very low stock

- Ships same or next business day while supplies last.

🛡️ PARTSDUCK Promise - Best price, great support & more

More than just a price match! Best price, fast shipping, great stock, real support. More Here

Free Shipping Over $99

In stock items ship same or next business day from the closest of our 20+ warehouses with stock. Economy Shipping is free over $99.

Phone Support (856) 666-7986

Call us with questions 9-5 Monday - Friday EST.

(856) 666-7986

No Fee Returns for 30 Days

No restocking fees on most items, full Return Policy

PartsDuck founder Nick Borrelli with his daughter at an indoor boat show. Meet the PartsDuck family Working to keep boating affordable. Read Nick’s story →

Description

Quicksilver 865456A01 is an engine wiring harness for selected MerCruiser 4.3 MPI sterndrive engines.

Product details

  • Manufacturer part number: 865456A01.
  • Engine harness assembly.
  • Identified for 4.3 MPI sterndrive applications in Mercury's ECM555 wiring reference.
  • Listed as the replacement for 863435T2 in applicable electrical-components diagrams.

Fitment and selection

Match the engine serial number, control configuration and electrical-components diagram before ordering. Do not assume other MPI engine harnesses interchange.